Add MediaPlayer support to AVFoundation plugin

This plugin would be used on Mac 10.7+ where without the QuickTime C API our QT7 media player performance was crippled. Change-Id: Iaadb1990a8f63393c4cd02d096624e0fed42b40f Reviewed-by: Lars Knoll <lars.knoll@digia.com> Reviewed-by: Jason Barron <jason.barron@digia.com> Reviewed-by: Andy Nichols <andy.nichols@digia.com>
2012-10-01 10:20:19 +02:00
parent 7f25187774
commit 700b4cdf42
25 changed files with 3591 additions and 1 deletions
--- a/src/plugins/avfoundation/mediaplayer/avfmediaplayerserviceplugin.mm
+++ b/src/plugins/avfoundation/mediaplayer/avfmediaplayerserviceplugin.mm
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "avfmediaplayerserviceplugin.h"
+#include <QtCore/QDebug>
+
+#include "avfmediaplayerservice.h"
+
+#import <AVFoundation/AVFoundation.h>
+
+QT_USE_NAMESPACE
+
+AVFMediaPlayerServicePlugin::AVFMediaPlayerServicePlugin()
+{
+    buildSupportedTypes();
+}
+
+QMediaService *AVFMediaPlayerServicePlugin::create(const QString &key)
+{
+#ifdef QT_DEBUG_AVF
+    qDebug() << "AVFMediaPlayerServicePlugin::create" << key;
+#endif
+    if (key == QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER))
+        return new AVFMediaPlayerService;
+
+    qWarning() << "unsupported key: " << key;
+    return 0;
+}
+
+void AVFMediaPlayerServicePlugin::release(QMediaService *service)
+{
+    delete service;
+}
+
+QMediaServiceProviderHint::Features AVFMediaPlayerServicePlugin::supportedFeatures(const QByteArray &service) const
+{
+    if (service == Q_MEDIASERVICE_MEDIAPLAYER)
+        return QMediaServiceProviderHint::VideoSurface;
+    else
+        return QMediaServiceProviderHint::Features();
+}
+
+QtMultimedia::SupportEstimate AVFMediaPlayerServicePlugin::hasSupport(const QString &mimeType, const QStringList &codecs) const
+{
+    Q_UNUSED(codecs);
+
+    if (m_supportedMimeTypes.contains(mimeType))
+        return QtMultimedia::ProbablySupported;
+
+    return QtMultimedia::MaybeSupported;
+}
+
+QStringList AVFMediaPlayerServicePlugin::supportedMimeTypes() const
+{
+    return m_supportedMimeTypes;
+}
+
+void AVFMediaPlayerServicePlugin::buildSupportedTypes()
+{
+    //Populate m_supportedMimeTypes with mimetypes AVAsset supports
+    NSArray *mimeTypes = [AVURLAsset audiovisualMIMETypes];
+    for (NSString *mimeType in mimeTypes)
+    {
+        m_supportedMimeTypes.append(QString::fromUtf8([mimeType UTF8String]));
+    }
+#ifdef QT_DEBUG_AVF
+    qDebug() << "AVFMediaPlayerServicePlugin::buildSupportedTypes";
+    qDebug() << "Supported Types: " << m_supportedMimeTypes;
+#endif
+
+}